From 1c84d9deb4d2bea8226e1ec42841aeb75ec741bd Mon Sep 17 00:00:00 2001
From: Alex Kotov <kotovalexarian@gmail.com>
Date: Sat, 18 Feb 2023 14:07:01 +0400
Subject: [PATCH] Translate parts of speech

---
 20230218100109_translate_parts.down.sql |  3 +++
 20230218100109_translate_parts.up.sql   | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+)
 create mode 100644 20230218100109_translate_parts.down.sql
 create mode 100644 20230218100109_translate_parts.up.sql

diff --git a/20230218100109_translate_parts.down.sql b/20230218100109_translate_parts.down.sql
new file mode 100644
index 0000000..f79474e
--- /dev/null
+++ b/20230218100109_translate_parts.down.sql
@@ -0,0 +1,3 @@
+BEGIN;
+DROP TABLE part_names;
+COMMIT;
diff --git a/20230218100109_translate_parts.up.sql b/20230218100109_translate_parts.up.sql
new file mode 100644
index 0000000..a6ab3fe
--- /dev/null
+++ b/20230218100109_translate_parts.up.sql
@@ -0,0 +1,19 @@
+BEGIN;
+
+CREATE TABLE part_names (
+--  name         type      constraints
+    id           BIGSERIAL PRIMARY KEY,
+    part_id      BIGINT    NOT NULL REFERENCES parts (id),
+    name_lang_id BIGINT    NOT NULL REFERENCES languages (id),
+    value        VARCHAR   NOT NULL,
+
+--  CONSTRAINT name               CHECK (condition)
+    CONSTRAINT value_is_sane_text CHECK (is_sane_text(value))
+);
+
+CREATE UNIQUE INDEX part_names_part_name_lang
+    ON part_names (part_id, name_lang_id);
+CREATE UNIQUE INDEX part_names_name_lang_value
+    ON part_names (name_lang_id, value);
+
+COMMIT;